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Idaho

$154+ Cheap flights from Ontario to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOI
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Ontario to Idaho

Keep the following information in mind while searching for Ontario to Idaho flight deals. Data was last updated April 17, 2025.

Round-trip from

$288
(Air Canada)

One-way from

$154
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$452
From Ontario to Idaho
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One-way flight from Ontario to Idaho
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Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Ontario to Idaho

Cheapest flights from Ontario to Idaho
Explore the most affordable flight options available from Ontario to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Air Canada deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/288:25 amYYZ - GEG
1 stop9h 22mAir Canada
Fri 5/305:35 amGEG - YYZ
1 stop14h 13mAir Canada
Deal found 4/16$288
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:40 amYYZ - BOI
1 stop10h 41mUnited Airlines
Sat 5/35:25 pmBOI - YYZ
2 stops16h 50mUnited Airlines
Deal found 4/16$291
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:30 amYYZ - GEG
1 stop19h 44mUnited Airlines
Fri 5/306:25 pmGEG - YYZ
2 stops11h 54mUnited Airlines
Deal found 4/16$291
This Mytrip deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/288:00 amYYZ - GEG
3 stops27h 38mMultiple Airlines
Fri 5/306:03 pmGEG - YYZ
2 stops33h 49mMultiple Airlines
Deal found 4/15$306
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/512:56 pmYUL - GEG
2 stops14h 09mDelta
Tue 6/107:15 amGEG - YUL
2 stops13h 03mDelta
Deal found 4/16$342
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/286:00 amYYZ - BOI
2 stops10h 00mDelta
Thu 8/711:30 pmBOI - YYZ
1 stop8h 59mDelta
Deal found 4/16$358
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:30 amYYZ - GEG
2 stops12h 50mDelta
Mon 7/1411:55 amGEG - YYZ
1 stop8h 32mDelta
Deal found 4/17$399
This WestJet deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/283:00 pmYYZ - BOI
2 stops11h 04mWestJet
Thu 8/75:40 amBOI - YYZ
2 stops17h 04mWestJet
Deal found 4/16$447
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/244:50 pmYUL - BOI
2 stops9h 13mDelta
Mon 4/285:59 pmBOI - YUL
2 stops15h 34mDelta
Deal found 4/16$493
This WestJet deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:30 amYYZ - GEG
2 stops13h 22mWestJet
Mon 7/1411:15 amGEG - YYZ
2 stops10h 18mWestJet
Deal found 4/17$493
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:40 amYOW - JAC
2 stops15h 04mUnited Airlines
Sat 6/77:00 amJAC - YOW
2 stops12h 35mUnited Airlines
Deal found 4/16$596
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/67:00 amYYZ - JAC
1 stop14h 02mUnited Airlines
Sat 6/148:00 amJAC - YYZ
1 stop19h 41mUnited Airlines
Deal found 4/17$599

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Ontario to Idaho that are best for you.

Fly from

Ontario

Fly to

Idaho

Route

Depart

Return

Price

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 5/28

8:25 am-2:47 pm

1 stop9h 22m

Spokane

Fri 5/30

5:35 am-10:48 pm

1 stop14h 13m

$288

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 4/30

7:40 am-4:21 pm

1 stop10h 41m

Boise Air Term. Gowen Fld

Sat 5/3

5:25 pm-12:15 pm

2 stops16h 50m

$291

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 5/28

12:15 pm-10:50 pm

2 stops13h 35m

Spokane

Fri 5/30

7:25 pm-11:40 am

2 stops13h 15m

$291

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 5/28

8:00 am-8:38 am

3 stops27h 38m

Spokane

Fri 5/30

6:03 pm-6:12 am

3 stops33h 09m

$306

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Thu 6/5

12:44 pm-10:12 pm

1 stop12h 28m

Spokane

Tue 6/10

7:15 am-11:18 pm

2 stops13h 03m

$342

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 7/28

6:00 am-2:00 pm

2 stops10h 00m

Boise Air Term. Gowen Fld

Thu 8/7

11:30 pm-10:29 am

1 stop8h 59m

$358

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 7/28

3:00 pm-12:04 am

2 stops11h 04m

Boise Air Term. Gowen Fld

Thu 8/7

5:40 am-12:44 am

2 stops17h 04m

$447

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sun 6/29

6:30 am-4:52 pm

2 stops13h 22m

Spokane

Mon 7/14

11:15 am-12:33 am

2 stops10h 18m

$493

OttawaJackson

YOW - JAC

YOWJAC

Ottawa

Sat 5/31

6:40 am-7:44 pm

2 stops15h 04m

Jackson Hole

Sat 6/7

7:00 am-9:35 pm

2 stops12h 35m

$596

TorontoJackson

YYZ - JAC

YYZJAC

Toronto Pearson Intl

Fri 6/6

7:00 am-7:02 pm

1 stop14h 02m

Jackson Hole

Sat 6/14

8:00 am-5:41 am

1 stop19h 41m

$599

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 38 results
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Best time to book a flight from Ontario to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Idaho

What is the cheapest month to book a flight from Region of Ontario to Idaho?

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Idaho (average of $314). Flying from Region of Ontario to Idaho in June is currently the most expensive (average of $419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to ID?

Find hourly flight availability from Ontario to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Idaho as you normally would.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated April 17, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,887 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
WestJet
7.2
Good
2,809 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Ontario to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Region of Ontario to Idaho one-way?

    $172 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $174 and $243, respectively.

  • Can I find deals for flights from Ontario to Idaho that include hotel bookings?

    Yes. In addition to deals on Ontario to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Idaho.

  • Can I find deals for business class flights from Ontario to Idaho?

    Yes. Cheapflights offers flight deals from Ontario to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Idaho (average of $314). Flying from Region of Ontario to Idaho in June is currently the most expensive (average of $419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Idaho

Discover the top airline that operate flights from Ontario to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$372Average$372FlexibilityNo cancel feeOn-time67%

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